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    • 1. 发明授权
    • Head gimbals assembly of hard disk and method of assembling thereof
    • 头部万向架组装的硬盘及其组装方法
    • US08111486B2
    • 2012-02-07
    • US12304627
    • 2007-02-01
    • Sung Dong SuhHyun Jei KimHoo San Lee
    • Sung Dong SuhHyun Jei KimHoo San Lee
    • G11B5/55
    • G11B5/4833G11B2005/0021
    • A head gimbals assembly for a hard disk for use in a thermally assisted magnetic disk recording medium, in which a laser diode is applied so as to record information with high density. The head gimbals assembly for a hard disk having a plurality of suspensions, each of which is provided with a magnetic head positioned adjacent to a corresponding disk surface among the disks so as to record/reproduce information; a head gimbals body having a centrally formed pivot hole which allows the head gimbals body to be fitted in such a manner as to be rotatable in relation to the disks, the suspensions extending from one end of the head gimbals body; a coil rotator provided at the other end of the head gimbals body so as to rotate the head gimbals body about the pivot hole; and a laser assembly having one or more laser diodes and one or more wave guides, the light emitted from any of the laser diodes is guided to a corresponding magnetic head by the wave guides.
    • 用于用于热辅助磁盘记录介质的硬盘的头部万向节组件,其中施加激光二极管以便以高密度记录信息。 具有多个悬架的具有多个悬架的头部万向节组件,每个悬架设置有与磁盘中相应的磁盘表面相邻定位的磁头,以便记录/再现信息; 具有中心形成的枢转孔的头部万向架主体,其允许头部万向架主体以相对于盘可旋转的方式安装,悬架从头部万向架主体的一端延伸; 线圈旋转器,设置在头部万向架主体的另一端,以使头部万向节主体绕枢轴孔旋转; 以及具有一个或多个激光二极管和一个或多个波导的激光组件,从任何激光二极管发出的光被波导引导到相应的磁头。
    • 2. 发明申请
    • HEAD GIMBALS ASSEMBLY OF HARD DISK AND METHOD OF ASSEMBLING THEREOF
    • 硬盘组件及其组装方法
    • US20090323224A1
    • 2009-12-31
    • US12304627
    • 2007-02-01
    • Sung Dong SuhHyun Jei KimHoo San Lee
    • Sung Dong SuhHyun Jei KimHoo San Lee
    • G11B21/16
    • G11B5/4833G11B2005/0021
    • Disclosed is a head gimbals assembly for a hard disk for use in a thermally assisted magnetic disk recording medium, in which a laser diode is applied so as to record information with high density, and a method of assembling such a head gimbals assembly. The head gimbals assembly for a hard disk comprises: a plurality of suspensions, each of which is provided with a magnetic head positioned adjacent to a corresponding disk surface among the disks so as to record/reproduce information; a head gimbals body having a centrally formed pivot hole which allows the head gimbals body to be fitted in such a manner as to be rotatable in relation to the disks, the suspensions extending from one end of the head gimbals body; a coil rotator provided at the other end of the head gimbals body so as to rotate the head gimbals body about the pivot hole; and a laser assembly having one or more laser diodes and one or more wave guides, the light emitted from any of the laser diodes is guided to a corresponding magnetic head by the wave guides. According to the present invention, because the head gimbals assembly having a laser diode used for increasing a data recording density of a magnetic disk is not fixed to a suspension but fixed to a head gimbals body which serves as a support for the head gimbals assembly, the heat produced from the head gimbals assembly can be efficiently lowered. Furthermore, because the number of peripheral optical components of the suspension is reduced, the flight of a magnetic head can be smoothly performed, so that the recording/reproducing of high density data can be efficiently performed.
    • 公开了一种用于热辅助磁盘记录介质的用于硬盘的头部万向节组件,其中应用激光二极管以高密度记录信息,以及组装这种头架万向节组件的方法。 用于硬盘的头部万向节组件包括:多个悬架,每个悬架设置有与磁盘中相应的盘表面相邻定位的磁头,以便记录/再现信息; 具有中心形成的枢转孔的头部万向架主体,其允许头部万向架主体以相对于盘可旋转的方式安装,悬架从头部万向架主体的一端延伸; 线圈旋转器,设置在头部万向架主体的另一端,以使头部万向节主体围绕枢转孔旋转; 以及具有一个或多个激光二极管和一个或多个波导的激光组件,从任何激光二极管发出的光被波导引导到相应的磁头。 根据本发明,由于具有用于增加磁盘的数据记录密度的激光二极管的头部万向节组件不固定到悬架上,而是固定到用作头部万向节组件的支撑件的头部万向节主体, 可以有效地降低从头部万向节组件产生的热量。 此外,由于悬架的周边光学部件的数量减少,所以可以平稳地执行磁头的飞行,从而可以有效地执行高密度数据的记录/再现。
    • 6. 发明申请
    • OPTICAL SERIALIZING/DESERIALIZING APPARATUS AND METHOD AND METHOD OF MANUFACTURING SAME
    • 光学串联/精制装置及其制造方法及方法
    • US20110206381A1
    • 2011-08-25
    • US12911417
    • 2010-10-25
    • Ho-Chul JiKyoung Won NaSung Dong SuhKyoung Ho HaSeong Gu KimDong Jae ShinIn Sung Joe
    • Ho-Chul JiKyoung Won NaSung Dong SuhKyoung Ho HaSeong Gu KimDong Jae ShinIn Sung Joe
    • H04B10/00
    • H04B10/801H04J14/08
    • An optical serializer/deserializer (SERDES) includes serializing circuitry which includes a source of a plurality of unmodulated optical signals, a modulation unit for generating a plurality of modulated optical signals using a plurality of electrical signals to modulate the plurality of unmodulated optical signals, and a coupling unit for delaying the plurality of modulated optical signs to generate a plurality of delayed modulated optical signals and combines the delayed modulated optical signals to generate a serialized modulated optical signal. Deserializing circuitry of the SERDES includes an optical splitter for splitting a serialized modulated optical signal into a plurality of modulated split optical signals, a demodulation unit for demodulating the modulated split optical signals and generating a respective plurality of demodulated split optical signals, and a delay unit for delaying each of the plurality of demodulated split optical signals by a respective delay amount such that the serialized modulated optical signal is converted into a respective plurality of parallel demodulated split optical signals.
    • 光串行器/解串器(SERDES)包括串行化电路,其包括多个未调制的光信号的源,调制单元,用于使用多个电信号产生多个调制的光信号,以调制多个未调制的光信号;以及 耦合单元,用于延迟所述多个调制的光学符号以产生多个延迟调制的光信号,并组合所述经延迟的经调制的光信号以产生串行调制的光信号。 SERDES的反序列化电路包括用于将串行调制的光信号分解为多个调制的分离的光信号的光分路器,用于解调调制的分离的光信号并产生相应的多个解调的分离光信号的解调单元,以及延迟单元 用于将所述多个解调的分离光信号中的每一个延迟各自的延迟量,使得所述串行调制的光信号被转换成相应的多个并行解调的分离光信号。